Home / 12,217.28-18,237.46-10,741.12

Finding the Fourth Proportional to 12,217.28, 18,237.46 and 10,741.12

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Solution

The fourth proportional to 12,217.28, 18,237.46 and 10,741.12 is: 16,033.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,217.28 : 18,237.46 = 10,741.12 : x
  2. Step 2: Convert to fraction form
    12,217.28/18,237.46 = 10,741.12/x
  3. Step 3: Cross multiply
    12,217.28x = 18,237.46 × 10,741.12
  4. Step 4: Simplify right side
    12,217.28x = 195,890,746.36
  5. Step 5: Solve for x
    x = 195,890,746.36/12,217.28
  6. Step 6: Final answer
    x = 16,033.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.